Brought Back [Core Set 2020 Prerelease Promos] Magic Player Rewards 2008 you may pay {0} rather

you may pay {0} rather than pay the mana cost for a spell you cast with mana value X or less

Set: Revised Edition Type: Artifact Rarity: Rare Cost: {4} Nevinyrral's Disk enters the battlefield tapped

Set: Arena League 2000 Type: Basic Land — Mountain Rarity: Rare ({T}: Add {R}

{1}{R}: Two-Headed Dragon gets +2/+0 until end of turn

Brought Back [Core Set 2020 Prerelease Promos] Magic Player Rewards 2008 you may pay {0} ratherSet: Core Set 2020 Prerelease Promos Type: Instant Rarity: Rare Cost: {W}{W} Choose up to two target permanent cards in your graveyard that were put there from the battlefield this turn. Return them to the battlefield tapped. "As long as your courage remains, your life will not falter." Sephara, Sky's Blade